package com.ita.os.merchant.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

public class SecurityFilter implements Filter {

	@Override
	public void destroy() {
	}

	@Override
	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
			throws IOException, ServletException {
		HttpServletRequest req = (HttpServletRequest) request;
		HttpSession session = req.getSession();
		if (session.getAttribute("merchant") != null) {
			chain.doFilter(request, response);
		} else {
			req.getRequestDispatcher("loginUi").forward(request, response);
		}

	}

	@Override
	public void init(FilterConfig arg0) throws ServletException {

	}

}
